/*
 * @Description:
 * @Version: 1.0
 * @Author: marshal
 * @Date: 2022-06-28 16:26:03
 * @LastEditors: marshal
 * @LastEditTime: 2022-06-28 16:26:12
 */
#include <stdio.h>
#include "my_function.h"
int main(int argc, char const *argv[])
{
    int a = 20, b = 10;
    int sum = my_sum(a, b);
    printf("sum = %d\n", sum);
    return 0;
}